chore(deps): update dependency css-minimizer-webpack-plugin to v7

Author: renovate[bot]

package.json

@@ -14,7 +14,7 @@
     "autoprefixer": "10.4.19",
     "babel-loader": "9.1.3",
     "css-loader": "6.11.0",
-    "css-minimizer-webpack-plugin": "5.0.1",
+    "css-minimizer-webpack-plugin": "7.0.2",
     "cssnano": "6.1.2",
     "eslint": "8.57.0",
     "eslint-config-prettier": "9.1.0",